冲切工

Ma'anshan De'ermeng Heavy Industry Machinery Co., Ltd. was founded in 2003 which has introduced the United States DNYA vertical machining centers and CNC numerical control machine tools and owned mechanical processing, centrifugal casting, precision casting, forging, heat treatment and other production workshops etc.. Besides, our company is the IS09001: 2008 quality certification company and own sophisticated equipment and completely testing methods. The main products of our company include the series of machine tools , hydraulic notching machine, joint punching machine, metallurgical spare parts type, mill stick road, Cold-rolled straightening roller, wear and heat-resistant lining ,the furnace slip block, roller, reverse roller, pinch roller, rail beam correction circle, saw drilling machine spare parts, mid-thick plate, hot-rolled plate blade, vertical disk Scissors blades, and other demanding mechanical spare parts.

马鞍山德尔盟重工机械有限公司成立于2003年，是一家集工、贸于一体化的企业，长期与意大利、台湾地区技术合作，公司引进了美国DNYA立式加工中心及CNC数控机床，并拥有机械加工、离心铸造、精密铸造、锻造、热处理等生产车间，设备精良，检测手段齐全，系IS09001：2008质量认证企业，主要生产机床类、液压切角机、联合冲剪机、冶金备件类、轧机棍道、冷轧矫平辊、耐磨、耐热衬板、炉内滑块、滚轮、扭转辊、夹送辊、轨梁轿正圈、锯钻床备件、中厚板、热轧板刀片、纵剪圆盘剪刀片、等高难度机械备件。

Elaborated the punching components formation principle, the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditional machining,the drawing and punching compound die with float punch-matrix,the drawing and cutting compound dies with unaltered press,the compound die for the back bowl of the noise keeper,the design of the compound die which could produce two workpieces in one punching,the bending die for the ring shape part ,the bending die which used the gemel ,automate loading die for cutting, the drawing,punching and burring compound dies with sliding automated loading,the punching die for the long pipe with two row of hole,the drawing die for the square box shape workpiece and the burring die for the box shape workpiece.

原文对于寒冲压技术的合种、特征及开展圆背做砬简单概述；阐述了冲压整机的构成本理、基础模具构造与活动进程及其设计本理；对典范的冲压件模具进佳的了设计：大曲径三通管冲压复合模设计掀世了大直径三通管的减工困难、带无沉动凸凸模的拉伸冲孔复合模设计、适力压边式落料拉伸切边复合模设计、长音器后挖碗落料、拉深、冲孔、翻边复合模设计、一模二件落料拉伸冲孔翻边复合模设计、环形弯曲件的模具设计、铰链舒方成形工艺及模具设计、半自动送料切角安装设计、涩板式送料拉深、冲孔、翻边模设计完成自动送料、长管少孔冲模设计、带凸缘台阶方盒形整件拉深模战盒形件正壁小孔翻孔模。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。